#871B1E#871B1E

#871B1E is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.9% C 0.143 H 25.0°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#871B1E
RGB	rgb(135, 27, 30)
HSL	hsl(358, 67%, 32%)
HSV	hsv(358, 80%, 53%)
CMYK	cmyk(0%, 80%, 77.8%, 47.1%)
CIE-LAB	lab(29.49, 44.75, 27.17)
CIE-LCH	lch(29.49, 52.35, 31.27°)
OKLab	oklab(40.95% 0.1296 0.0606)
OKLCH	oklch(40.95% 0.143 25)
XYZ	xyz(10.6192, 6.0302, 1.8328)
Luminance	0.0603 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871B1E #1B8784

analogous

#871B54 #871B1E #874E1B

triadic

#871B1E #1E871B #1B1E87

tetradic

#871B1E #54871B #1B8784 #4E1B87

square

#871B1E #54871B #1B8784 #4E1B87

split-complementary

#871B1E #1B874E #1B5487

monochromatic

#210707 #541113 #871B1E #BA2529 #D94347

Accessibility & contrast

On white

9.52

#871B1E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#871B1E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871B1E

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871B1E	#FFFFFF	#000000	##FFFFFF
##871B1E	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C371D

Deuteranopia (green-blind)

#574E1A

Tritanopia (blue-blind)

#95001E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #871b1e;
/* rgb */ color: rgb(135, 27, 30);
/* oklch */ color: oklch(40.9% 0.143 25.0);

Tailwind

colors: {
  custom: {
    50: '#b2625a',
    500: '#871b1e',
    950: '#000000',
  },
}

SCSS

$custom: #871b1e;
$custom-light: #b2625a;
$custom-dark: #000000;

JSON

{
  "hex": "#871b1e",
  "rgb": {
    "r": 135,
    "g": 27,
    "b": 30
  },
  "hsl": {
    "h": 358.333,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40946,
    "c": 0.14304,
    "h": 25
  },
  "luminance": 0.06029
}

Semantic roles & 50–950 ramp

primary

#871B1E

secondary

#44BAB7

accent

#EAE53E

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871B1E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →